Honeywell Analytics, Inc.

- Model Extreme - Personal Single Gas Monitors


Simple to use personal gas monitor able to detect a wide range of non-hazardous and toxic gases.

A wide range of user options, multi-language display and data-logging functionality make the GasAlert Extreme an ideal solution to individual safety needs within many applications. Also includes easy on/off operation and a two year field-replaceable battery and sensor. 

  • Two year field replaceable sensors for H2S, CO, O2, SO2, Cl2, CLO2, ETO, HCN, NH3, NO, NO2, O3 & PH3
  • Direct, real-time readings on a large LCD screen
  • Operates through consecutive shifts, providing exceptional battery run-time
  • Secure and accurate history with data-logging option
  • Simple automatic calibration procedure; compatible with the BW MicroDock II automatic test and calibration station
  • Full function self-test of sensor, battery status, circuit integrity and audible/visual alarms on start up
  • Bright wide-angled visual alarm bars
  • Concussion-proof boot available
  • Water-resistant
  • Equipped with internal vibrating alarm for high noise areas
  • Multi-language support in English, French, German, Spanish and Portuguese
  • Tamper-proof settings with passcode protection

Oil and Gas (Drilling and Production)

  • Facility turnarounds/shutdowns
  • LPG storage areas
  • Offshore and onshore drilling and service rigs
  • Offshore production platforms
  • Personal Protective Equipment (PPE)

Utilities and Municipalities

  • Confined space entry
  • Gas leak detection
  • Oil, gas, nuclear and coal fired power generation
  • Landfill gas generation
  • Sewage treatment facilities
  • CO exposure monitoring
  • Parks and recreation facilities
  • Turnarounds/shutdowns

Refineries and Petrochemical Facilities

  • Planned maintenance

Plant Turnarounds/Shutdowns

  • Personal Protective Equipment (PPE)

Steel Mills

  • CO detection
  • Personal Protective Equipment (PPE)
  • General worker protection

Pulp and Paper

  • Personal protection
  • Hazmat response
  • Confined space entry
  • Work site safety

Marine / Shipping

  • Vessel entry
  • Personal protection
  • Ship hold inspections
  • Work site safety
  • Below deck entry
  • Extreme weather environments

General Industry

  • Construction
  • Military
  • Mining
  • Chemical facilities
  • Agriculture (pork and poultry)
  • Grain storage


  • Trenching and shoring

Homeland Security

  • Clandestine drug labs
  • WMD

Industrial Hygiene

  • Permissible exposure limit/TLV® exposure compliance

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